/**
 * Created by lenovo on 2017/5/14.
 */
import java.util.*;

public class MySort1 {
    public static void main(String [] args) {
        String [] toSort = {"aaa:10:1:1",
                "ccc:30:3:4",
                "bbb:50:4:5",
                "ddd:20:5:3",
                "eee:40:2:20"};

        System.out.println("Before sort:");
        for (String str: toSort)
            System.out.println(str);

        Arrays.sort(toSort);

        System.out.println("After sort:");
        for( String str : toSort)
            System.out.println(str);
    }
}